Roughly the same here.
The blurb under the percentages includes "the chance of being able to stream video, make a video call, or quickly download a webpage with images to your phone when you have coverage." Lol. What about the chance of being able to make a phone call or send/receive SMS?
Wi-Fi calling for me >95% of the time, especially if it's been raining or they've recently "improved" the service.